<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>Title</title>
</head>
<body>
<h1>身体指数BMI测试</h1>
<form action="">
  <input type="text" name="height" placeholder="请输入身高(米)">
  <input type="text" name="weight" placeholder="请输入体重(公斤)">
  <input type="button" value="开始测试" @click="f()">
  <h2>结果{{info}}</h2>
</form>
<script src="js/vue.min.js"></script>
<script src="js/axios.min.js"></script>
<script>
    let v = new Vue({
        el:"form",
        data:{
            info:""
        },
        methods:{
            f() {
            let data = new FormData(document.querySelector("form"));
            axios.post("/bmi",data).then(function (response){
                v.info = response.data;
            })
            }
        }
    })
</script>
</body>
</html>